<script setup lang="ts">
import { MenuQuery, MenuForm, MenuVO } from "@/api/menu/types";
import { listMenus, addMenu, deleteMenu, updateMenu } from "@/api/menu";

import { MenuTypeEnum } from "@/enums/MenuTypeEnum";

import SvgIcon from "@/components/SvgIcon/index.vue";
import IconSelect from "@/components/IconSelect/index.vue";

defineOptions({
  // eslint-disable-next-line vue/no-reserved-component-names
  name: "Menu",
  inheritAttrs: false,
});

const queryFormRef = ref(ElForm);
const menuFormRef = ref(ElForm);

const loading = ref(false);
const dialog = reactive<DialogOption>({
  visible: false,
});

const queryParams = reactive<MenuQuery>({});
const menuList = ref<MenuVO[]>([]);
const menuOptions = ref<OptionType[]>([]);
const formData = reactive<MenuForm>({
  pid: 0,
  // visible: 1,
  // sort: 1,
  type: 1,
  ext: ["", ""],
});

const rules = reactive({
  pid: [{ required: true, message: "请选择顶级菜单", trigger: "blur" }],
  name: [{ required: true, message: "请输入菜单名称", trigger: "blur" }],
  type: [{ required: true, message: "请选择菜单类型", trigger: "blur" }],
  path: [{ required: true, message: "请输入路由路径", trigger: "blur" }],
  "ext[0]": [{ required: true, message: "请输入组件完整路径", trigger: "blur" }],
});

// 选择表格的行菜单ID
const selectedRowMenuId = ref<number | undefined>();

const menuCacheData = reactive({
  type: "",
  path: "",
});

/**
 * 查询
 */
function handleQuery() {
  // 重置父组件
  loading.value = true;
  listMenus(queryParams)
    .then((res) => {
      menuList.value = res.data.tree; //filterFn(res.data.tree);
    })
    .then(() => {
      loading.value = false;
    });
}

// 递归处理数据
function filterFn(treeData: any) {
  return treeData.filter(
    // 实现过滤接口
    (obj: any) => {
      obj.meta = {};
      // 判断不等于1 的过滤
      if (obj.type != 1) {
        return false; // 过滤该节点
      }
      // 对树节点的后代进行递归
      if (obj.children && obj.children.length > 0) {
        obj.children = filterFn(obj.children);
      }
      return true; // 返回该节点
    }
  );
}

/** 重置查询 */
function resetQuery() {
  queryFormRef.value.resetFields();
  handleQuery();
}

/**行点击事件 */
function onRowClick(row: MenuVO) {
  selectedRowMenuId.value = row.id;
}

/**
 * 打开表单弹窗
 *
 * @param parentId 父菜单ID
 * @param menuId 菜单ID
 */
function openDialog(parentId?: number, menuId?: number, data?: any) {
  menuOptions.value = [{ pid: 0, name: "顶级菜单", id: 0, children: menuList.value }];

  dialog.visible = true;
  if (menuId) {
    dialog.title = "编辑菜单";
    data.ext = data.ext == null ? [] : data.ext;
    Object.assign(formData, data);
  } else {
    dialog.title = "新增菜单";
    formData.pid = parentId;
  }
}

/** 菜单类型切换事件处理 */
function onMenuTypeChange() {
  // 如果菜单类型改变，清空路由路径；未改变在切换后还原路由路径
  if (formData.type !== menuCacheData.type) {
    formData.path = "";
  } else {
    formData.path = menuCacheData.path;
  }
}

/** 菜单保存提交 */
function submitForm() {
  menuFormRef.value.validate((isValid: boolean) => {
    if (isValid) {
      const menuId = formData.id;
      if (menuId) {
        updateMenu(menuId, formData).then(() => {
          ElMessage.success("修改成功");
          closeDialog();
          handleQuery();
        });
      } else {
        addMenu(formData).then(() => {
          ElMessage.success("新增成功");
          closeDialog();
          handleQuery();
        });
      }
    }
  });
}

/** 删除菜单 */
function handleDelete(menuId: number) {
  if (!menuId) {
    ElMessage.warning("请勾选删除项");
    return false;
  }

  ElMessageBox.confirm("确认删除已选中的数据项?", "警告", {
    confirmButtonText: "确定",
    cancelButtonText: "取消",
    type: "warning",
  })
    .then(() => {
      deleteMenu({ ids: [menuId] }).then(() => {
        ElMessage.success("删除成功");
        handleQuery();
      });
    })
    .catch(() => ElMessage.info("已取消删除"));
}

/** 关闭弹窗 */
function closeDialog() {
  dialog.visible = false;
  resetForm();
}

/** 重置表单 */
function resetForm() {
  menuFormRef.value.resetFields();
  menuFormRef.value.clearValidate();

  formData.id = undefined;
  formData.pid = 0;
  formData.visible = 1;
  formData.sort = 1;
  formData.perm = undefined;
  formData.component = undefined;
  formData.path = undefined;
  formData.redirect = undefined;
}

onMounted(() => {
  handleQuery();
});
</script>

<template>
  <div class="app-container">
    <!-- <div class="search-container">
      <el-form ref="queryFormRef" :model="queryParams" :inline="true">
        <el-form-item label="关键字" prop="keywords">
          <el-input v-model="queryParams.keywords" placeholder="菜单名称" clearable @keyup.enter="handleQuery" />
        </el-form-item>
        <el-form-item>
          <el-button type="primary" @click="handleQuery"><template #icon><i-ep-search /></template>搜索</el-button>
<el-button @click="resetQuery">
  <template #icon><i-ep-refresh /></template>
  重置</el-button>
</el-form-item>
</el-form>
</div> -->

    <el-card shadow="never" size="small">
      <template #header>
        <el-button type="success" @click="openDialog(0)">
          <template #icon><i-ep-plus /></template>
          新增</el-button>
      </template>

      <el-table v-loading="loading" :data="menuList" highlight-current-row :tree-props="{
        children: 'children',
        hasChildren: 'hasChildren',
      }" row-key="id" default-expand-all border size="small" @row-click="onRowClick">
        <el-table-column label="菜单名称" min-width="200">
          <template #default="scope">
            <svg-icon :icon-class="scope.row.type === MenuTypeEnum.BUTTON ? 'button' : scope.row.icon" />
            {{ scope.row.name }}
          </template>
        </el-table-column>
        <el-table-column label="排序" align="center" width="80" prop="sort" />
        <el-table-column label="类型" align="center" width="80">
          <template #default="scope">
            <!-- <el-tag v-if="scope.row.type === MenuTypeEnum.CATALOG" type="warning">目录</el-tag> -->
            <el-tag v-if="scope.row.type === 1" type="success">菜单</el-tag>
            <el-tag v-if="scope.row.type === 4" type="danger">按钮</el-tag>
            <!-- <el-tag v-if="scope.row.type === MenuTypeEnum.EXTLINK" type="info">外链</el-tag> -->
          </template>
        </el-table-column>

        <el-table-column label="路由路径" align="left" width="300" prop="path" />

        <el-table-column label="组件路径" align="left" width="300">
          <template #default="scope">
            {{ scope.row.ext != null ? scope.row.ext[0] : "" }}
          </template>
        </el-table-column>

        <!-- <el-table-column label="权限标识" align="center" width="200" prop="perm" /> -->

        <!-- <el-table-column label="状态" align="center" width="80">
          <template #default="scope">
            <el-tag v-if="scope.row.visible === 1" type="success">显示</el-tag>
            <el-tag v-else type="info">隐藏</el-tag>
          </template>
        </el-table-column> -->

        <el-table-column label="id" align="center" width="80" prop="id" />

        <el-table-column fixed="right" align="center" label="操作" width="220">
          <template #default="scope">
            <el-button v-if="scope.row.type == 'CATALOG' || scope.row.type == 'MENU'" type="primary" link size="small"
              @click.stop="openDialog(scope.row.id)"> <i-ep-plus />新增 </el-button>

            <el-button type="primary" link size="small" @click.stop="openDialog(undefined, scope.row.id, scope.row)">
              <i-ep-edit />编辑 </el-button>
            <el-button type="primary" link size="small" @click.stop="handleDelete(scope.row.id)"><i-ep-delete />
              删除
            </el-button>
          </template>
        </el-table-column>
      </el-table>
    </el-card>

    <el-dialog v-model="dialog.visible" :title="dialog.title" destroy-on-close append-to-body width="750px"
      @close="closeDialog">
      <el-form ref="menuFormRef" :model="formData" :rules="rules" label-width="100px">
        <el-form-item label="父级菜单" prop="pid">
          <el-tree-select v-model="formData.pid" :props="{ label: 'name', value: 'id' }" placeholder="选择上级菜单"
            :data="menuOptions" filterable check-strictly :render-after-expand="false" />
        </el-form-item>
        <el-form-item label="排序" prop="sort">
          <el-input v-model="formData.sort" placeholder="请输入唯一标识" />
        </el-form-item>

        <el-form-item label="菜单名称" prop="name">
          <el-input v-model="formData.name" placeholder="请输入菜单名称" />
        </el-form-item>

        <el-form-item label="菜单类型" prop="type">
          <el-radio-group v-model="formData.type" @change="onMenuTypeChange">
            <!-- <el-radio label="CATALOG">目录</el-radio> -->
            <el-radio :value="1">菜单</el-radio>
            <el-radio :value="4">按钮</el-radio>
            <!-- <el-radio label="EXTLINK">外链</el-radio> -->
          </el-radio-group>
        </el-form-item>

        <!-- <el-form-item v-if="formData.type == 'EXTLINK'" label="外链地址" prop="path">
          <el-input v-model="formData.path" placeholder="请输入外链完整路径" />
        </el-form-item> -->
        <!-- 
        <el-form-item v-if="formData.type == MenuTypeEnum.CATALOG ||
          formData.type == MenuTypeEnum.MENU
          " label="路由路径" prop="path">
          <el-input v-if="formData.type == MenuTypeEnum.CATALOG" v-model="formData.path" placeholder="system" />
          <el-input v-else v-model="formData.path" placeholder="user" />
        </el-form-item> -->

        <!-- 组件页面完整路径 -->
        <!-- <el-form-item v-if="formData.type == MenuTypeEnum.MENU" label="页面路径" prop="component">
          <el-input v-model="formData.component" placeholder="system/user/index" style="width: 95%">
            <template v-if="formData.type == MenuTypeEnum.MENU" #prepend>src/views/</template>
            <template v-if="formData.type == MenuTypeEnum.MENU" #append>.vue</template>
          </el-input>
        </el-form-item> -->

        <!-- 权限标识 -->
        <!-- <el-form-item v-if="formData.type == 'BUTTON'" label="权限标识" prop="perm">
          <el-input v-model="formData.perm" placeholder="sys:user:add" />
        </el-form-item> -->

        <el-form-item label="跳转路由" prop="path">
          <el-input v-model="formData.path" placeholder="跳转路由" />
        </el-form-item>

        <el-form-item label="组件路径" prop="ext[0]">
          <el-input v-model="formData.ext[0]" placeholder="组件路径" />
        </el-form-item>

        <el-form-item label="图标" prop="icon">
          <!-- 图标选择器 -->
          <icon-select v-model="formData.ext[1]" />
        </el-form-item>

        <!-- <el-form-item v-if="formData.type !== 'BUTTON'" label="状态">
          <el-radio-group v-model="formData.visible">
            <el-radio :label="1">显示</el-radio>
            <el-radio :label="0">隐藏</el-radio>
          </el-radio-group>
        </el-form-item> -->

        <!-- <el-form-item label="排序" prop="sort">
          <el-input-number v-model="formData.sort" style="width: 100px" controls-position="right" :min="0" />
        </el-form-item> -->
      </el-form>

      <template #footer>
        <div class="dialog-footer">
          <el-button type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="closeDialog">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>
